Biography: Julian Dana William McMahon (born July 27, 1968) is one of the three children to Australia's former Prime Minister Sir William McMahon who was in power from 1971 to 1972.

McMahon was born in Sydney, New South Wales, Australia. He has been married and divorced twice, first briefly to Australian singer Dannii Minogue and subsequently to American actress Brooke Burns, with whom he has a daughter named Madison.

In additional to a career as a model, McMahon began an acting career at an early age in Home and Away. His first role in American television was on the soap opera Another World, playing "Ian Rain" from 1993 to 1995. He also appeared on the hit series Charmed for three seasons as the half-demon Cole Turner. His other notable television roles were as FBI agent "John Grant" in Profiler, and currently in the FX original series Nip/Tuck as plastic surgeon "Christian Troy", which earned him a nomination for the Golden Globe award for best actor in a television series in drama in 2005. He also played "Dr. Michael Walsh" in the movie "Magenta" in 1996, "Mick Dooley" in "Wet and Wild Summer!" aka "Exchange Lifeguards" in 1992, "Sheriff Hayes" in "In Quiet Night" aka "You Belong to Me Forever" in 1998, "George Simian" in the movie "Chasing Sleep" in 2000, "David Cameron" in the made for tv movie "Another World" in 2001 and the supervillain Doctor Doom in Fantastic Four, the 2005 film adaptation of the comic book series of the same name.